diff --git a/lib/yabeda/prometheus/mmap/version.rb b/lib/yabeda/prometheus/mmap/version.rb
index e1ee834..7d074d4 100644
--- a/lib/yabeda/prometheus/mmap/version.rb
+++ b/lib/yabeda/prometheus/mmap/version.rb
@@ -3,7 +3,7 @@
 module Yabeda
   module Prometheus
     module Mmap
-      VERSION = '0.2.0'
+      VERSION = '0.3.0'
     end
   end
 end